Profile: Insul-Bead Corp. is a manufacturer and supplier of expanded polystyrene or styrofoam insulation solutions. Our products include insulation, flotation solutions, packaging and dock accessories. Our insulation products include bead board, sill sealer and dryvit. Our flotation products include float drums and boat lift tanks. Our dock and marina accessories include rub rails, gas dock bumpers, corner bumpers, post bumpers, dock rollers, marine wheels, aluminum dock ladders, buoys, galvanized cable, stainless steel cable and cable hardware.